Home / 1,775,369.58-2,662,099.38-920,321.61

Finding the Fourth Proportional to 1,775,369.58, 2,662,099.38 and 920,321.61

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Solution

The fourth proportional to 1,775,369.58, 2,662,099.38 and 920,321.61 is: 1,379,987.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,369.58 : 2,662,099.38 = 920,321.61 : x
  2. Step 2: Convert to fraction form
    1,775,369.58/2,662,099.38 = 920,321.61/x
  3. Step 3: Cross multiply
    1,775,369.58x = 2,662,099.38 × 920,321.61
  4. Step 4: Simplify right side
    1,775,369.58x = 2,449,987,587,381.60
  5. Step 5: Solve for x
    x = 2,449,987,587,381.60/1,775,369.58
  6. Step 6: Final answer
    x = 1,379,987.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.